Helmet cap



FIG. 1 is a perspective view of the helmet cap according to an embodiment of the present invention;

FIG. 2 is a front view of the helmet cap of FIG. 1;

FIG. 3 is a top view of the helmet cap of FIG. 1; and,

FIG. 4 is a side view of the helmet cap of FIG. 1.

Features shown in dashed lines in the drawing figures form no part of the claimed design. 

The ornamental design for the helmet cap, as shown and described. 